2002 Multi-site Firewall and VPN administration: SSPE: simple security policy editor Some dokumentation wanted? Here it is. Not up2date, but concepts and ideas behind from the beginning ...
Recently I talked about it at CCP-Cologne, nice time and very kind people there. My Slides may be found here.
Running networks since 1986 (uucp, some ip later), got some
experience in network and host-security while working for an european it-manufacturer since 1997, encryption and VPN since 2001